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Marlex® 5428 Low-Density Polyethylene (LDPE)

Plastic film covered bread

Marlex® 5428 LDPE is engineered for cast film applications, providing the combination of optical quality, flexibility and seal performance that converters rely on.

Leveraging decades of polyethylene manufacturing expertise, CPChem produces Marlex® LDPE resins using advanced autoclave technology and rigorous process controls. This foundation delivers uniform molecular structure and consistent resin quality, helping film producers achieve predictable processing, excellent gauge control and reliable performance across blown and cast film extrusion operations.

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Properties 

PropertyTypical ValueTest Method
Melt Index (190°C/2.16 kg)2.2 g/10 minASTM D1238
Density0.930 g/cm3ASTM D1505

Key Characteristics of Marlex® 5428 LDPE 

  • Excellent openability 
  • Suited for high-speed converting 
  • Good clarity 
  • Low COF 

 

These LDPE resin properties make Marlex® 5428 LDPE an ideal choice for cast film applications requiring optical clarity, flexibility, and dependable sealing.

LDPE Resin for Cast Film

Cast Film — non-exhaustive list of applications:

  • Bakery film
  • General purpose packaging

Contact our polyethylene specialists for processing support

Why Choose CPChem as Your LDPE Film Supplier

Proven Polyethylene Leadership

Industry leader in polyethylene production since 1955

Proprietary Autoclave Process

Proprietary autoclave process for consistent film and coating performance

R&D and Technical Service

Proven R&D and technical service to support application development

Reliable Global Supply

Reliable supply from ISO 9001–certified global facilities

Commitment to Sustainability

Commitment to sustainability through Marlex® Anew Circular Polyethylene